IRIS LOSSI SLPA
NPI 1477439578
Specialist/Technologist - Speech-Language Assistant in Harbor City, CA

NPI Status: Active since August 13, 2025

Contact Information

24328 VERMONT AVE STE 318
HARBOR CITY, CA
ZIP 90710
Phone: (424) 250-9615

NPI Profile Information
Primary Taxonomy
Secondary Locations
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Specialist/Technologist
Speech-Language Assistant

About IRIS LOSSI

This page provides the complete NPI Profile along with additional information for Iris Lossi, a provider established in Harbor City, California with a medical specialization in Specialist/technologist, focusing in speech-language assistant . The healthcare provider is registered in the NPI registry with number 1477439578 assigned on August 2025. The practitioner's primary taxonomy code is 2355S0801X with license number SPA6829 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI: 1477439578
Provider Name: IRIS LOSSI SLPA
Gender: Female
Entity Type: Individual
Location Address: 24328 VERMONT AVE STE 318 HARBOR CITY, CA 90710
Location Phone: (424) 250-9615
Mailing Address: 1866 W 169TH ST STE G GARDENA, CA 90247
Mailing Phone: (424) 380-1773
Is Sole Proprietor?: No
Enumeration Date: 08-13-2025
Last Update Date: 08-13-2025
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Location Map

Secondary Locations

140 S Chaparral Ct Ste 110
Anaheim, CA 92808
(714) 282-8852

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification: Specialist/Technologist Speech-Language Assistant
Taxonomy Code: 2355S0801X
Type: Speech, Language and Hearing Service Providers
License No.: SPA6829
License State: CA

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1477439578, we treat the final digit (8) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 14 → 1 + 4

Pos 4

Unchanged

Pos 5

Doubled → 8

Pos 6

Unchanged

Pos 7

Doubled → 18 → 1 + 8

Pos 8

Unchanged

Pos 9

Doubled → 14 → 1 + 4

Check

Target digit

Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 7 → 14 → 5 4 → 8 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 4 + 1 + 4 + 7 + 8 + 3 + 1 + 8 + 5 + 1 + 4 + 24 = 72

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1477439578.